147235243 has 2 divisors, whose sum is σ = 147235244. Its totient is φ = 147235242.

The previous prime is 147235229. The next prime is 147235279. The reversal of 147235243 is 342532741.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147235243 - 2⁵ = 147235211 is a prime.

It is not a weakly prime, because it can be changed into another prime (147235943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73617621 + 73617622.

It is an arithmetic number, because the mean of its divisors is an integer number (73617622).

Almost surely, 2^147235243 is an apocalyptic number.

147235243 is a deficient number, since it is larger than the sum of its proper divisors (1).

147235243 is an equidigital number, since it uses as much as digits as its factorization.

147235243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 31.

The square root of 147235243 is about 12134.0530326845. The cubic root of 147235243 is about 528.0445839208.

Adding to 147235243 its reverse (342532741), we get a palindrome (489767984).

The spelling of 147235243 in words is "one hundred forty-seven million, two hundred thirty-five thousand, two hundred forty-three".